OSMer scruss has been doing cool things with OSM, but his GPS receiver
started having problems. Turns out it is the fault of Mac OS X.
So watch out and have a look at his full report for more details.
One of the cool things that scruss has been doing is adding wind farm
towers to OSM.
Screenshot from OSM mapnik layer
is CC-By-SA http://creativecommons.org/licenses/by-sa/2.0/
See this contribution in the following changeset